Home / 15,296,361.27-21,108,331.89-8,326,893.93

Finding the Fourth Proportional to 15,296,361.27, 21,108,331.89 and 8,326,893.93

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Solution

The fourth proportional to 15,296,361.27, 21,108,331.89 and 8,326,893.93 is: 11,490,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,296,361.27 : 21,108,331.89 = 8,326,893.93 : x
  2. Step 2: Convert to fraction form
    15,296,361.27/21,108,331.89 = 8,326,893.93/x
  3. Step 3: Cross multiply
    15,296,361.27x = 21,108,331.89 × 8,326,893.93
  4. Step 4: Simplify right side
    15,296,361.27x = 175,766,840,608,110.19
  5. Step 5: Solve for x
    x = 175,766,840,608,110.19/15,296,361.27
  6. Step 6: Final answer
    x = 11,490,761.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.